To
From
Microwave Radio Technician
Core
ETA International
Telecommunications Tower Technician 1
National Wireless Safety Alliance
Telecommunications Tower Technician 2
Foreman
Specialty
Antenna and Line Specialty
Marine Radio Operator Permit
Product/Equipment
Federal Communications Commission
Ship Radar Endorsement
General Radiotelephone Operator License
GMDSS Radio Maintainer License
Six Month Service Endorsement